From: fwells12 (fwells12@xxxxxxxxxxx)
Date: Sat Dec 30 2000 - 02:22:13 GMT-3
Thanks Curtis. Elaborate on this statement please...You do not want to use
an area range
statement in both routers.
----- Original Message -----
From: Curtis Lindsay <clindsay_98@yahoo.com>
To: fwells12 <fwells12@hotmail.com>; <ccielab@groupstudy.com>
Sent: Friday, December 29, 2000 5:51 PM
Subject: Re: OSPF network statement
> Hi,
>
> One thing you must take into consideration with the
> network command in ospf is that it acts as an access
> list to determine what links or interfaces (ie network
> address) to match and include in the ospf process for
> advertisement. It has nothing to do with conserving
> address space. You can put the same network statement
> in different routers and it will advertise the links
> that match the network statement. For example:
>
> router 1
>
> interface Loopback0
> ip address 192.168.20.2 255.255.248.0
> !
> interface Loopback1
> ip address 192.168.28.2 255.255.248.0
> !
> interface Loopback2
> ip address 192.168.36.2 255.255.248.0
> !
> interface Loopback3
> ip address 192.168.44.2 255.255.248.0=20
> !
> router ospf 100
> network 192.168.0.0 0.0.63.255 area 0.0.0.0
>
>
> router 2
> interface Loopback0
> ip address 192.168.25.2 255.255.248.0
> !
> interface Loopback1
> ip address 192.168.29.2 255.255.248.0
> !
> interface Loopback2
> ip address 192.168.37.2 255.255.248.0
> !
> interface Loopback3
> ip address 192.168.45.2 255.255.248.0
> !
> router ospf 100
> net 192.168.0.0 0.0.63.255 area 0.0.0.0
> !
> Now granted the /32 bit host address will be
> advertised. You do not want to use an area range
> statement in both routers.
>
> Curtis
> --- fwells12 <fwells12@hotmail.com> wrote:
> > I have the following IP addresses configured as
> > loopback interfaces on =
> > an OSPF router. What is the correct command to
> > insert these networks =
> > into the OSPF process in the most efficient manner?
> > By that, I mean =
> > conserving the maximum amount of IP addresses.
> >
> > interface Loopback0
> > ip address 192.168.20.2 255.255.248.0
> > !
> > interface Loopback1
> > ip address 192.168.28.2 255.255.248.0
> > !
> > interface Loopback2
> > ip address 192.168.36.2 255.255.248.0
> > !
> > interface Loopback3
> > ip address 192.168.44.2 255.255.248.0=20
> >
> > Cheers.
> >
> >
> >
> >
> >
> >
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